Inspection and Verification
WARNING: This page is about a different car, the 2002 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
- Verify the customer concern by operating the system.
- Visually inspect for obvious signs of mechanical or electrical damage.
- If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
- If the diagnostic tool tester does not power up, refer to the diagnostic tool manual.
- Carry out the DATA LINK DIAGNOSTICS. If the diagnostic tool responds with:
- CKT 914, CKT 915 or CKT70 = ALL ECUS NO RESP/NOT EQUIP, see MODULE COMMUNICATIONS NETWORK - LS .
- NO RESP/NOT EQUIP for FEM, GO to PINPOINT TEST A .
- NO RESP/NOT EQUIP for REM, GO to PINPOINT TEST B .
- NO RESP/NOT EQUIP for DDM, GO to PINPOINT TEST C .
- SYSTEM PASSED, retrieve and record the continuous diagnostic trouble codes (DTCs), erase the continuous DTCs and carry out self-test diagnostics for the FEM, REM and DDM.
- If the DTCs retrieved are related to the concern, go to the FEM DIAGNOSTIC TROUBLE CODE (DTC) INDEX , REM DIAGNOSTIC TROUBLE CODE (DTC) INDEX , or DDM DIAGNOSTIC TROUBLE CODE (DTC) INDEX .
- If no DTCs related to the concern are retrieved, proceed to the SYMPTOM CHART to continue the diagnostics.